/*
 * This file is part of aion-engine <aion-engine.com>
 *
 * aion-engine is private software: you can redistribute it and or modify
 * it under the terms of the GNU Lesser Public License as published by
 * the Private Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * aion-engine is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser Public License for more details.
 *
 * You should have received a copy of the GNU Lesser Public License
 * along with aion-engine.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionengine.gameserver.model.skill;

import com.aionengine.gameserver.model.gameobjects.Creature;

/**
 * @author ATracer
 */
public interface SkillList<T extends Creature> {

    /**
     * Add skill to list
     *
     * @return true if operation was successful
     */
    boolean addSkill(T creature, int skillId, int skillLevel);

    /**
     * Remove skill from list
     *
     * @return true if operation was successful
     */
    boolean removeSkill(int skillId);

    /**
     * Check whether skill is present in list
     */
    boolean isSkillPresent(int skillId);

    int getSkillLevel(int skillId);

    /**
     * Size of skill list
     */
    int size();

}
